The T3 Voluminous Hot Rollers are specially designed for contemporary hairstyling. With advanced technology in each roller, every strand of hair will have volume, shape, movement and shine the formula for beautiful, professional styling. Technology reinvented for voluminous curls and waves with incredible shine. Haute Rollers for the Hair & Now The Voluminous Hot Rollers set has been designed with proprietary Tourmaline technology which emits maximum ionic, infrared heat to safely penetrate the hair shaft, effectively styling the hair from the inside out while sealing the hair cuticle against frizz. The velvet flocking along the roller surface also enhances the effects of Tourmaline, imparting natural shine to hair during the styling process.